Ploopy Mini open-sourced
The Ploopy Mini Trackball by crop_octagon is now completely open-source. All design files are available, and it runs QMK.
Published June 18, 2021
Creators! Feel free to tip me off
about your keyboard related projects to bring them to 100K readers.
All of the design files are available on GitHub. STEP files, STL files, electronics files for making PCBs, and firmware (QMK, of course).
You can also find complete assembly instructions, here!
If you don't have a 3D printer, you can find kits here.
Published on Fri 18th Jun 2021. Featured in KBD #31 (source).
A trackball hack
for Kinesis Advantage2 with build log
All the electronics is hidden inside this trackball
by Jacek Fedoryński (video
, blog post
). (Posted by deekue
's Trackswitch Manuform
introduces a mouse-level shift mechanism.
A comparison of trackball bearings
: (cheap) rollers, BTUs and static bearings – by wiwilwi
is a well documented
buttonless trackball by brickbots
The Charybdis by Fmcraft
is a Dactyl spin-off with well-placed trackball.